"Donkey Train" shares similiar traits to the Donkey punch yet is a more advanced maneuver requireing a minimun of three participants...to perform said Donkey Train place one female on top of the other in the bent over position start at the bottom and work your way to the top (pile 3 girls high for higher level of dificulty) Once you have reached the top girl perform a Donkey punch on her and "Ride the Donkey Train"